Dengue worldwide overview

Situation update, 27 August 2021

In 2021, 1 075 834 cases have been reported, the majority from Brazil (752 284), Vietnam (43 028), Peru (35 728), Philippines (32 555) and Réunion (29 333). Since the previous update, week 30, 124 413 new cases have been reported, the majority from Brazil (80 552), India (7 207), Nicaragua (5 702), Vietnam (5 608), and Bangladesh (5 535).

Countries with most cases
Brazil, Vietnam, Peru, The Philippines, and Réunion (France)
Locally acquired cases in continental Europe
One case in 2021
Negligible risk of transmission in continental Europe
environmental conditions are currently not favourable to vector activity and virus replication

Geographical distribution of dengue cases reported worldwide, June to August 2021

Geographical distribution of dengue casesreported worldwide, June to August 2021
Geographical distribution of dengue cases reported worldwide, June to August 2021

Detailed overview

Europe

France: In 2021 and as of 24 August, one case has been reported and no deaths.

Americas and the Caribbean

In 2021, and as of 17 July, the Pan American Health Organization (PAHO) reported 909 000 dengue cases, including 380 791 confirmed cases and 225 associated deaths, in the Americas. The five countries reporting most cases are: Brazil (752 284), Peru (35 728), Nicaragua (26 067), Colombia (20 325), and Mexico (16 997). This is an increase of 97 537 cases and 23 deaths since 30 July 2021.

All four dengue virus serotypes (DENV 1, DENV 2, DENV 3, and DENV 4) are currently circulating in the Americas, which increases the risk of severe disease. The figures for each country of the Americas region can be found on the PAHO Health Information Platform.

No updates are available for Saint-Martin (France) and Saint-Barthelemy (France).

Asia

Bangladesh: In 2021 and as of 15 August 2021, 6 100 cases have been reported, including no confirmed cases and 25 deaths. This is an increase of 5 535 new cases and 25 new deaths since 7 July 2021.

Cambodia: In 2021 and as of 12 August 2021, 929 cases have been reported, including no confirmed cases and two deaths. This is an increase of 139 new cases and one new death since 26 June 2021.

China: In 2021 and as of 12 August 2021, 24 cases have been reported, including no confirmed cases and no deaths. This is an increase of eight new cases and no new deaths since 31 May 2021.

India: In 2021 and as of 19 August 2021, 14 044 cases have been reported, including four deaths. This is an increase of 7 207 new cases and two new deaths since 31 May 2021.

Laos: In 2021 and as of 12 August 2021, 652 cases have been reported, including no deaths. This is an increase of 202 new cases and no new deaths since 3 July 2021.

Malaysia: In 2021 and as of 31 July 2021, 16 194 cases have been reported, including 10 deaths. This is an increase of 2 113 new cases and one new death since 3 July 2021.

Nepal: In 2021 and as of 15 August 2021, 101 cases have been reported, including no deaths. This is an increase of 21 new cases and no new deaths since 25 July 2021.

Pakistan: In 2021 and as of 14 August 2021, 2 715 cases have been reported, including no deaths. This is an increase of 586 new cases and no new deaths since 10 July 2021.

Philippines: In 2021 and as of 3 July 2021, 32 555 cases have been reported, including 119 deaths. This is an increase of 1 234 new cases and seven new deaths since 26 June 2021.

Singapore: In 2021 and as of 14 August 2021, 3 878 cases have been reported, including no deaths. This is an increase of 310 new cases and no new deaths since 26 July 2021.

Sri Lanka: In 2021 and as of 20 August 2021, 11 598 cases have been reported, including no deaths. This is an increase of 1 227 new cases and no new deaths since 26 July 2021.

Thailand: In 2021 and as of 19 July 2021, 3 921 cases have been reported, including one death.

Vietnam: In 2021 and as of 1 August 2021, 43 028 cases have been reported, including 13 deaths. This is an increase of 5 608 new cases and four new deaths since 4 July 2021.

Africa

Angola: In 2021 and as of 11 June 2021, 86 cases have been reported, including 38 confirmed cases and 0 deaths.

Ethiopia: In 2021 and as of 4 February 2021, 207 cases have been reported, including no deaths.

Kenya: In 2021 and as of 25 June 2021, 867 cases have been reported, including 36 confirmed cases and two deaths.

Réunion: In 2021 and as of 9 August 2021, 29 333 cases have been reported, including 29 333 confirmed cases and 19 deaths. This is an increase of 698 new cases and four new deaths since 21 July 2021. The peak of the epidemic was reached on week 20 and the number of confirmed cases has been decreasing since then. The weekly number of reported confirmed cases in week 29 and 30 2021 is higher compared to the cases reported during the same period in 2019 and 2020.

Australia and the Pacific

Australia: In 2021 and as of 11 August 2021, one case has been reported, including no confirmed cases and no deaths.

Cook Islands: In 2021 and as of 11 July 2021, 217 cases have been reported, including no deaths.

Fiji: In 2021 and as of 7 February 2021, 300 cases have been reported, including no deaths.

French Polynesia: In 2021 and as of 12 August 2021, 36 cases have been reported, including one confirmed case and no deaths. This is an increase of 22 new cases and no new deaths since 4 July 2021.

Marshall Islands: In 2021 and as of 14 March 2021, 12 cases have been reported, including no deaths.

New Caledonia: In 2021 and as of 23 August 2021, 115 cases have been reported, including 92 confirmed cases and no deaths. This is an increase of two new cases and no new deaths since 22 July 2021.

Vanuatu: In 2021 and as of 04 August 2021, 18 cases have been reported, including 18 confirmed cases and no deaths.

Wallis and Futuna: In 2021 and as of 8 August 2021, 67 cases have been reported, including 67

 

N.B: The data presented in this report originate from several sources, both official public health authorities and non-official sources such as news media. Data completeness depends on the availability of reports from surveillance systems and their accuracy, which varies between countries. All data should be interpreted with caution as there may be areas of under-reporting; reported figures may not reflect the actual epidemiological situation. Please note that case definitions may differ between countries and comparisons should be made with caution.

Data

Geographical distribution of dengue cases reported worldwide, 2020

Map -
Period: 01 Jan 2020 - 31 Dec 2020

Dengue is present in Africa, the Americas, Asia, the Caribbean and the Pacific. In 2020, France and Italy reported autochthonous dengue cases. In 2020, the five countries reporting most cases are Brazil, Paraguay, Mexico, Vietnam and Malaysia.